the temperature of an ideal gas in a sealed 0.7 m^3 container is reduced from 340 k to 270 k. the final pressure of the gas is 40 kPa. The molar heat capacity at constant volume of the gas is 28.0 j/mol*k. the work done by the gas is closest to

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

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